Collections support initial commit

weboob/capabilities/collection.py

@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2010  Nicolas Duhamel
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+from .base import IBaseCap
+
+__all__ = ['ICapCollection', 'Collection', 'CollectionNotFound']
+
+class CollectionNotFound(Exception):
+    def __init__(self, msg=None):
+        if msg is None:
+            msg = 'Collection not found'
+        Exception.__init__(self, msg)
+
+
+class Children(object):
+    def __get__(self, obj, type=None):
+        if callable(obj._childrenfct):
+            return obj._childrenfct(obj.id)
+        else:
+            return obj._children
+    
+    def __set__(self, obj, value):
+        obj._childrenfct = value
+        
+class Collection(object):
+    """
+    _childrenfct
+    _children
+    appendchild
+    children return iterator
+    """
+    children = Children()
+    
+    def __init__(self, title=None, children=None):
+        self.title = title
+        self._children = children if children else []
+        self._childrenfct = None
+        
+    def appendchild(self, child):
+        self._children.append(child)
+        
+    
+class Ressource(object):
+    pass
+
+class ICapCollection(IBaseCap):
+    
+    def get_working_collection(self):
+        raise NotImplementedError()
+
+    def change_working_collection(self, splited_path):
+        raise NotImplementedError()
+        
+    def iter_resources(self):
+        raise NotImplementedError()